70903431

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{20357}}^1$

素因数の和:20412

約数の個数: 20

約数和(自身を含む): 108385992

約数和(自身を除く): 37482561

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 20357, 61071, 183213, 549639, 875351, 1648917, 2626053, 7878159, 23634477, 70903431]

約数ペア:

[(1, 70903431), (3, 23634477), (9, 7878159), (27, 2626053), (43, 1648917), (81, 875351), (129, 549639), (387, 183213), (1161, 61071), (3483, 20357)]